/*
 * Copyright 2012 The Eventio Authors
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *        http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.googlecode.eventio;

/**
 * Event callback signature. Since all calls are done asynchronously, no return
 * value is possible. Reaction callers should always ensure that reaction code
 * is executed in the {@link EventDispatcher} Thread.
 * 
 * @author mofleury
 * 
 * @param <T>
 */
public interface Reaction<T> {

	void react(T input);

}
